CN209698250U - Welding rod and welder for salient point weldering - Google Patents
Welding rod and welder for salient point weldering Download PDFInfo
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- CN209698250U CN209698250U CN201821897114.0U CN201821897114U CN209698250U CN 209698250 U CN209698250 U CN 209698250U CN 201821897114 U CN201821897114 U CN 201821897114U CN 209698250 U CN209698250 U CN 209698250U
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- welding rod
- soldering tip
- salient point
- welding
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Abstract
The utility model discloses a kind of welding rod and welder for salient point weldering.Welding rod for salient point weldering, comprising: electrical power source connection；Main part, the first end face portion of connecting to power supply of main part are connected, and the second end face of main part opens up that there are two mounting holes；Two soldering tip bars, two soldering tip bars are respectively arranged in a corresponding mounting hole；Wherein, the length that each mounting hole stretches out second end face for corresponding soldering tip bar provides adjustable surplus.The welding rod of the utility model includes two soldering tip bars, and when welding, corresponding welding position can form two solder joints, can increase the tensile strength between to-be-welded pieces, pad is stronger, when needing multiple solder joints, it is possible to reduce the number of repetitive operation improves welding efficiency.
Description
Technical field
The utility model relates to welding techniques, in particular to the welding rod and welder for salient point welding.
Background technique
The welding of steel band lap position generally uses salient point to weld, and salient point weldering determines the position being welded and fixed a little using welding rod,
The bond pad locations that welding rod can determine be one, that is, welding after the completion of solder joint only one, a solder joint can make steel
The welding is not firm for band, to multiple solder joints, then needs mobile welding rod, repeats welding operation, operating process is cumbersome, welding efficiency
It is low.
Utility model content
Some embodiments of the utility model provides a kind of welding rod for salient point weldering, comprising:
Electrical power source connection；
Main part, the first end face portion of connecting to power supply of main part are connected, and the second end face of main part opens up that there are two peaces
Fill hole；
Two soldering tip bars, two soldering tip bars are respectively arranged in a corresponding mounting hole；
Wherein, the length that each mounting hole stretches out second end face for corresponding soldering tip bar provides adjustable surplus.
Optionally, the outer peripheral surface of main part is installed with a pair of of the lockable mechanism extended through to two mounting holes, Mei Gesuo
Locking mechanism has the adjustable surplus of the fixed lockup state of the soldering tip bar in corresponding mounting hole and release soldering tip bar
Release conditions.
Optionally, the outer peripheral surface of main part offers a pair of of the adjustment hole for being respectively communicated to two mounting holes, each locking
Mechanism is arranged in a corresponding adjustment hole.
Optionally, lockable mechanism is threadedly engaged with adjustment hole, to allow lockable mechanism stretching in the radial direction in mounting hole
The freedom degree of contracting.
Optionally, mounting hole is blind hole, and mounting hole has end face；Adjustment hole is opened between second end face and end face.
Optionally, two adjustment holes and second end face are equidistant.
Optionally, the diameter of main part is greater than the diameter of electrical power source connection.
Optionally, lockable mechanism is screw.
The embodiments of the present invention additionally provide a kind of welder, which includes above-mentioned for salient point weldering
Welding rod.
According to above-mentioned each embodiment, the welding rod of the utility model includes two soldering tip bars, when welding corresponding welding position
Two solder joints can be formed, the tensile strength between to-be-welded pieces can be increased, pad is stronger, when needing multiple solder joints,
The number of repetitive operation can be reduced, welding efficiency is improved；The length that soldering tip bar stretches out mounting hole is adjustable, and two welderings
Head rod be it is separately adjustable, realizes and is contacted with the surface of to-be-welded pieces by adjusting two soldering tip bars, realize that good line contacts,
Primary welding forms two solder joints.
Detailed description of the invention
The following drawings only does schematic illustration and explanation to the utility model, does not limit the scope of the utility model.
Fig. 1 is the welding rod perspective view of the utility model embodiment；
Fig. 2 is the welding rod main view of the utility model embodiment；
Fig. 3 is that the welding rod of the utility model embodiment uses schematic diagram.
Label declaration
1- welding rod；
11- electrical power source connection, 111- install end face；
12- main part, 121- first end face, 122- second end face, 123- mounting hole, the end face 123a-, 124- adjustment hole；
13- soldering tip bar, 131- planar end surface；
2- welding equipment；
3- to-be-welded pieces；
4- base material；
5- conduction copper billet.
Specific embodiment
In order to which the technical features, objects and effects to utility model are more clearly understood, Detailed description of the invention sheet is now compareed
The specific embodiment of utility model, identical label indicates identical part in the various figures.
Herein, " schematic " expression " serving as examplea, instances, or illustrations " should not will be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to technical solution that is a kind of preferred or more having advantages.
To make simplified form, only schematically showing and the utility model relevant portion, and not generation in each figure
Its practical structures as product of table.In addition, there is identical structure or function in some figures so that simplified form is easy to understand
Component, only symbolically depict one of those, or only marked one of those.
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than indicate significance level and sequence and
Existing premise etc. each other.
Referring to Figure 1 and Fig. 2, in one embodiment, the welding rod 1 for salient point weldering includes:
Electrical power source connection 11, electrical power source connection 11 can be cylinder；
Main part 12, the first end face 121 of main part 12 connect to power supply portion 11 and are connected, the second end face of main part 12
122 symmetrically open up there are two mounting hole 123；
Two soldering tip bars 13, two soldering tip bars 13 are respectively arranged in a corresponding mounting hole 123；
Wherein, each mounting hole 123 provides adjustable remaining for the length that corresponding soldering tip bar 13 stretches out second end face 122
Amount.It is understood that soldering tip bar 13 is installed in mounting hole 123, and soldering tip bar 13 stretch out the length of mounting hole 123 can be with
It adjusts, when in use, the length for stretching out mounting hole 123 by adjusting soldering tip bar 13 is adapted to different application scene, for example, working as
Weld narrow space can be adjusted the extension elongation of soldering tip bar 13, when entire welding rod 1 not being allowed to enter so that soldering tip bar
13 enter, it is not necessary to which entire welding rod 1 fully enters.
As shown in figure 3, the welding rod 1 is when in use, electrical power source connection 11 is installed on welding equipment 2, soldering tip bar 13 with to
The surface of weldment 3 contacts, and conductive copper billet 5 is arranged in the outer surface of welding base metal 4, and conductive copper billet 5 and electrical power source connection 11 are distinguished
It is connected with the anode and cathode of power supply, is formed between welding rod 1, to-be-welded pieces 3, base material 4 and copper billet 5 and complete circuit, welding
Position corresponding with soldering tip bar 13 is pre-placed wlding between base material 4 and to-be-welded pieces, base material 4 and to-be-welded pieces 3 after energization
Temperature increases due to self-resistance, and wlding is melted, and base material 4 and to-be-welded pieces 3 are welded and fixed for wlding after power-off.
In the prior art, welding rod can only form a solder joint, and the tensile strength between to-be-welded pieces has fluctuation, stablize
Property it is poor, the welding is not firm, to multiple solder joints, then needs mobile welding rod, repeats welding operation, and operating process is cumbersome, welding effect
Rate is low.
The welding rod 1 of the utility model includes two soldering tip bars 13, and when welding, corresponding welding position can form two solder joints,
The tensile strength between to-be-welded pieces can be increased, pad is stronger, when needing multiple solder joints, it is possible to reduce repetitive operation
Number improves welding efficiency.
In the welding process, the surface of to-be-welded pieces 3 is not absolutely flat in many cases, and two soldering tip bars 13
Welding simultaneously is then that point contact has been become to line contact, if the position of two contact points is not in the same plane when line contacts,
Then there may be poor contact or point contact, the length that soldering tip bar 13 stretches out mounting hole 123 in the utility model can be adjusted
Section, and two soldering tip bars 13 be it is separately adjustable, two soldering tip bars 13 can be realized and to-be-welded pieces 3 by adjusting in this way
Surface contact, realize that the contact of good line, primary welding form two solder joints.
In a specific example, for example, battery modules are that multiple battery cells are formed in series and parallel, in order to ensure electricity
The overall dimensions of pond monomer marshalling and battery modules need that the steel band of battery modules is welded and fixed, steel band with
Welding between steel band generally uses salient point to weld, the bond pad locations that the welding rod of salient point weldering can only determine, that is, after the completion of welding
Solder joint only one, a solder joint can make steel band, and the welding is not firm, during welding rod is moved to next solder joint, steel
Band might have the position changing of the relative positions, influence the fixed effect of steel band, and can weld two simultaneously using the welding rod of the utility model 1
Solder joint, though when mobile welding rod to next solder joint, the mutual position of steel band will not the changing of the relative positions, can guarantee steel band position standard
Really, and the welding rod can once realize two solder joints of welding, can reduce the mobile number of welding rod and welding times, improve weldering
Connect efficiency.
Specifically, the outer peripheral surface of main part 12 is installed with a pair of of the lockable mechanism extended through to two mounting holes 123, often
A lockable mechanism has the fixed lockup state of the soldering tip bar 13 in corresponding mounting hole 123 and discharges soldering tip bar 13
The release conditions of adjustable surplus.Lockable mechanism is used to carrying out the position of soldering tip bar 13 into locked and fixed, and works as and need butt welding
When the extension elongation of head rod 13 is adjusted, locking mechanism can discharge the adjustable surplus of soldering tip bar 13, realize butt welding head rod
13 stretch out the length adjustment of mounting hole 123.
In one example, the outer peripheral surface of main part 12 offers a pair of of the adjusting for being respectively communicated to two mounting holes 123
Hole 124, each lockable mechanism are arranged in a corresponding adjustment hole 124.Adjustment hole 124 is connected with mounting hole 123.Tune at this
Knothole 124 is used to determine the length that soldering tip bar 13 stretches out mounting hole 123, in being of convenient length for the stretching mounting hole 123 of soldering tip bar 13
When, the lockable mechanism for being installed on adjustment hole 124 can be adjusted, and position can be carried out with butt welding head rod 13 and fixed, in this way
The length that soldering tip bar 13 stretches out mounting hole 123 can be adjusted, can be to welding rod 1 according to the needs of different welding occasions
The extension elongation of soldering tip bar 13 is adjusted, to adapt to the needs of different application.
Further, lockable mechanism is threadedly engaged with adjustment hole 124, which can be threaded hole.It is threadedly engaged
It may be implemented to fix the position of lockable mechanism, when needing butt welding head rod 13 fixed, lockable mechanism screws in adjustment hole 124, and
It is abutted with soldering tip bar 13, due to being threadedly engaged so that lockable mechanism position is fixed, soldering tip bar 13 cannot be moved freely.
Above-mentioned mounting hole 123 can be blind hole, then it is understood that mounting hole 123 has end face 123a, the end face
123a is the bottom surface of blind hole；Adjustment hole 124 is opened between second end face 122 and end face 123a, that is, adjustment hole 124
The bottom end of blind hole is not reached, such adjustment hole 124 has just reserved adjusting space for soldering tip bar 13, can be with wider right
The length of the stretching mounting hole 123 of soldering tip bar 13 is adjusted.
In one example, two adjustment holes 124 and second end face 122 are equidistant, that is, two adjustment holes 124
To open up height equal, open up position and be in same level, adjustment hole 124 is for adjusting the stretching mounting hole 123 of soldering tip bar 13
Length, the height of adjustment hole 124 is equal more easily the lockable mechanism for being installed on adjustment hole 124 to be fixed,
The unequal scheme of height of certain adjustment hole 124, which also can be realized, fixes the position of lockable mechanism.
In a specific example, lockable mechanism is screw.Screw can be installed in adjustment hole 124, screw and adjusting
Hole 124 is threadedly engaged, and when needing butt welding head rod 13 to lock, screw is abutted against with soldering tip bar 13, between screw and adjustment hole 124
Be threadedly engaged and fix screw position, and then screw fixes 13 position of soldering tip bar, when soldering tip bar 13 needs to be adjusted,
Screw is twisted outward, is discharged soldering tip bar 13, can be fixed again by screw after the completion of 13 length adjustment of soldering tip bar locked.
In another optional example, the outside wall surface of soldering tip bar 13 can be provided in the axial direction with multiple uniformly distributed grooves, adjust
It can be fixed, at this time adjust with mounting screw, the position that screw can protrude into butt welding head rod 13 in the groove in knothole 124
Screw thread can be no longer arranged in hole 124, and certainly, screw thread also can be set in adjustment hole 124, and further butt welding head rod 13 is fixed.
Further, the diameter of main part 12 is greater than the diameter of electrical power source connection 11, that is, the first end of main part 12
Face 121 is formed as main part 12 and connects to power supply step surface between portion 11, which can be positioning when welding rod 1 is installed
Face, the length for preventing welding rod 1 from protruding into welding equipment 2 when installing is excessive, while being also prevented from the length that welding rod 1 protrudes into welding equipment 2
It is too short without being capable of fixing.
Connect between the planar end surface 131 and outer peripheral surface of the one end of soldering tip bar 13 being exposed to outside the mounting hole 123 with power supply
Chamfering is provided between the installation end face 111 of socket part 11 and outer peripheral surface, on the one hand chamfering is easily installed, on the other hand less hair
Thorn, prevents burr from scratching operator, the one end of certain soldering tip bar 13 being installed in mounting hole 123 also can be set down
Angle facilitates soldering tip bar 13 to protrude into mounting hole 123.
The embodiments of the present invention additionally provide a kind of welder, which may include above-mentioned for convex
How the welding rod 1 of spot welding, specific welding rod 1 are installed on welder, can be clamping or other fixed forms, art technology
Personnel may be implemented with conventional technical means in the art, and details are not described herein.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, and not to limit the protection scope of the utility model, it is all without departing from made by the utility model skill spirit etc.
Effect embodiment or change should be included within the scope of protection of this utility model such as the combination, segmentation or repetition of feature.
Claims (9)
1. a kind of welding rod for salient point weldering characterized by comprising
Electrical power source connection (11)；
The first end face (121) of main part (12), the main part (12) is connected with the electrical power source connection (11), the main body
The second end face (122) in portion (12) is opened up there are two mounting hole (123)；
Two soldering tip bars (13), two soldering tip bars (13) are respectively arranged in a corresponding mounting hole (123)；
Wherein, each mounting hole (123) is the length that the corresponding soldering tip bar (13) stretches out the second end face (122)
Adjustable surplus is provided.
2. the welding rod according to claim 1 for salient point weldering, which is characterized in that the outer peripheral surface of the main part (12) fills
Equipped with extending through to a pair of of lockable mechanism of two mounting holes (123), each lockable mechanism has will be corresponding
The lockup state and discharge the described of the soldering tip bar (13) that the soldering tip bar (13) in the mounting hole (123) is fixed
The release conditions of adjustable surplus.
3. the welding rod according to claim 2 for salient point weldering, which is characterized in that the outer peripheral surface of the main part (12) is opened
Equipped with a pair of of the adjustment hole (124) for being respectively communicated to two mounting holes (123), each lockable mechanism is arranged in correspondence
An adjustment hole (124).
4. the welding rod according to claim 3 for salient point weldering, which is characterized in that the lockable mechanism and the adjustment hole
(124) it is threadedly engaged, to allow the lockable mechanism in the freedom degree flexible in the radial direction of the mounting hole (123).
5. the welding rod according to claim 3 for salient point weldering, which is characterized in that the mounting hole (123) is blind hole, institute
Mounting hole (123) are stated with end face (123a)；The adjustment hole (124) is opened in the second end face (122) and the end face
Between (123a).
6. the welding rod according to claim 3 for salient point weldering, which is characterized in that two adjustment holes (124) and institute
State being equidistant for second end face (122).
7. the welding rod according to claim 1 for salient point weldering, which is characterized in that the diameter of the main part (12) is greater than
The diameter of the electrical power source connection (11).
8. the welding rod according to claim 2 for salient point weldering, which is characterized in that the lockable mechanism is screw.
9. a kind of welder, which is characterized in that including any welding rod for salient point weldering of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821897114.0U CN209698250U (en) | 2018-11-16 | 2018-11-16 | Welding rod and welder for salient point weldering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821897114.0U CN209698250U (en) | 2018-11-16 | 2018-11-16 | Welding rod and welder for salient point weldering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209698250U true CN209698250U (en) | 2019-11-29 |
Family
ID=68636406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821897114.0U Active CN209698250U (en) | 2018-11-16 | 2018-11-16 | Welding rod and welder for salient point weldering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209698250U (en) |
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2018
- 2018-11-16 CN CN201821897114.0U patent/CN209698250U/en active Active
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